HWArithToHW.cpp File Reference

#include "circt/Conversion/HWArithToHW.h"
#include "circt/Dialect/Comb/CombOps.h"
#include "circt/Dialect/HW/ConversionPatterns.h"
#include "circt/Dialect/HW/HWOps.h"
#include "circt/Dialect/HWArith/HWArithOps.h"
#include "circt/Dialect/MSFT/MSFTOps.h"
#include "circt/Dialect/SV/SVOps.h"
#include "circt/Dialect/Seq/SeqOps.h"
#include "mlir/IR/AttrTypeSubElements.h"
#include "mlir/Pass/Pass.h"
#include "mlir/Transforms/DialectConversion.h"
#include "llvm/ADT/TypeSwitch.h"
#include "circt/Conversion/Passes.h.inc"

Include dependency graph for HWArithToHW.cpp:

Go to the source code of this file.

Namespaces
namespace	circt
	The InstanceGraph op interface, see InstanceGraphInterface.td for more details.

Macros
#define	GEN_PASS_DEF_HWARITHTOHW

Functions
static void	improveNamehint (Value oldValue, Operation *newOp, llvm::function_ref< std::string(StringRef)> namehintCallback)
static Value	extractBits (OpBuilder &builder, Location loc, Value value, unsigned startBit, unsigned bitWidth)
static Value	extendTypeWidth (OpBuilder &builder, Location loc, Value value, unsigned targetWidth, bool signExtension)
static bool	isSignednessType (Type type)
static bool	isSignednessAttr (Attribute attr)
static bool	isLegalOp (Operation *op)
	Returns true if the given op is considered as legal for HWArith conversion.

Macro Definition Documentation

GEN_PASS_DEF_HWARITHTOHW

#define GEN_PASS_DEF_HWARITHTOHW

Definition at line 28 of file HWArithToHW.cpp.

Function Documentation

extendTypeWidth()

Value extendTypeWidth ( OpBuilder & builder, Location loc, Value value, unsigned targetWidth, bool signExtension )

static

Definition at line 76 of file HWArithToHW.cpp.

References hw.ConstantOp::create(), extractBits(), and improveNamehint().

extractBits()

Value extractBits ( OpBuilder & builder, Location loc, Value value, unsigned startBit, unsigned bitWidth )

static

Definition at line 58 of file HWArithToHW.cpp.

References improveNamehint().

Referenced by extendTypeWidth().

improveNamehint()

void improveNamehint ( Value oldValue, Operation * newOp, llvm::function_ref< std::string(StringRef)> namehintCallback )

static

Definition at line 45 of file HWArithToHW.cpp.

Referenced by extendTypeWidth(), and extractBits().

isLegalOp()

bool isLegalOp ( Operation * op )

static

Returns true if the given op is considered as legal for HWArith conversion.

Definition at line 149 of file HWArithToHW.cpp.

References attrs, isSignednessAttr(), and isSignednessType().

isSignednessAttr()

bool isSignednessAttr ( Attribute attr )

static

Definition at line 141 of file HWArithToHW.cpp.

References isSignednessType().

Referenced by isLegalOp().

isSignednessType()

bool isSignednessType ( Type type )

static

Definition at line 110 of file HWArithToHW.cpp.

References isSignednessType().

Referenced by isLegalOp(), isSignednessAttr(), and isSignednessType().